DIA vs RSP: how much do they overlap?
SPDR Dow Jones Industrial Average ETF Trust (DIA) · Invesco S&P 500 Equal Weight ETF (RSP)
overlap by weight · 29 shared holdings
DIA: 30 holdings (as of 09-Jul-2026) · RSP: 503 holdings (as of 2026-04-30)
Note: the two funds' latest official filings have different dates, which can understate overlap slightly for funds tracking similar indexes.
Low overlap
What this means
DIA and RSP hold mostly different stocks. Combining them genuinely spreads your exposure across different parts of the market.
Overlap by weight sums the smaller of the two funds' weights for every stock they both hold — it answers "how much of my money is in the same stocks either way?" See methodology.
Top shared holdings
| Company | Ticker | in DIA | in RSP |
|---|---|---|---|
| Unitedhealth Group Inc | UNH | 4.89% | 0.25% |
| Caterpillar Inc | CAT | 10.62% | 0.24% |
| Amazon.Com Inc | AMZN | 2.8% | 0.24% |
| Cisco Systems Inc | CSCO | 1.34% | 0.22% |
| Goldman Sachs Group Inc | GS | 11.95% | 0.22% |
| Jpmorgan Chase + Co | JPM | 3.8% | 0.21% |
| Nvidia Corp | NVDA | 2.29% | 0.21% |
| Boeing Co/The | BA | 2.52% | 0.21% |
| Walmart Inc | WMT | 1.27% | 0.21% |
| Visa Inc Class A Shares | V | 3.94% | 0.21% |
FAQ
How much do DIA and RSP overlap?
DIA and RSP have a 5.7% overlap by weight, sharing 29 holdings (out of 30 in DIA and 503 in RSP), based on official issuer holdings as of 09-Jul-2026.
What does 5.7% overlap mean?
DIA and RSP hold mostly different stocks. Combining them genuinely spreads your exposure across different parts of the market.
Which stocks do DIA and RSP both hold?
The largest shared positions are Unitedhealth Group Inc, Caterpillar Inc, Amazon.Com Inc, Cisco Systems Inc, Goldman Sachs Group Inc. The full list of top shared holdings with weights in each fund is shown on this page.